code: def setUp(self):
      super().setUp()
      connection_config = metadata_store_pb2.ConnectionConfig()
      connection_config.sqlite.SetInParent()
      mlmd_connection = metadata.Metadata(
          connection_config=connection_config
      )
      self._mlmd_handle = self.enter_context(mlmd_connection)
  
file_path: tfx/tfx/orchestration/portable/mlmd/artifact_lib_test.py
imports: from typing import Optional, Sequence
  import tensorflow
  from tfx import types
  from tfx.orchestration import metadata
  from tfx.orchestration.portable.mlmd import artifact_lib
  from tfx.types import standard_artifacts
  from tfx.utils import test_case_utils
  from ml_metadata.proto import metadata_store_pb2
label_desc: Use image node_id 1 for calling the ArtifactLibTest obj's underlying member method code with example usage: obj.setUp() without return types